Hoffer, C. R. (1983). Teaching music in the secondary schools (3rd ed.). Wadsworth Pub.
Chicago (17e ed.) BronvermeldingHoffer, Charles R. Teaching Music in the Secondary Schools. 3rd ed. Belmont, Calif: Wadsworth Pub, 1983.
MLA (9e ed.) BronvermeldingHoffer, Charles R. Teaching Music in the Secondary Schools. 3rd ed. Wadsworth Pub, 1983.
Let op: Deze citaties zijn niet altijd 100% accuraat.